Today I am so happy to announce a big improvement in the threats observatory (available for here). The main improvement sees the introduction of clustering stereotypes for each tracked malware family in three different behaviors: Domains, Files and Processes. Every malware does specific actions on domains, files and processes realms by meaning that every sample […]

Trends are interesting since they could tell you where things are going. I do believe in studying history and behaviors in order to figure out where things are going on, so that every Year my colleagues from Yoroi and I spend several weeks to study and to write what we observed during the past months […]

This is the fifth week my company (Yoroi) and I are working from home (covid-19). While every company process is running smooth and fast, personal quarantine is getting quite long and heavy especially if you are accustom to travel a lot for working purposes. Under these circumstances home office setup becomes very important as you […]

Scenario We are living hard time, many countries all around the world are hit by COVID-19 which happened to be a very dangerous disease. Unfortunately many deaths, thousands of infected people, few breathing equipment, stock burned Billion of dollars and a lot of companies are entering into a economic and financial crisis. Governments are doing […]

If you are a credit card holder, this post could be of your interest. Defending our financial assets is always one of the top priorities in the cybersecurity community but, on the other side of the coin, it is one of the most romantic attacks performed by cyber-criminals in order to steal money. Today I’d […]

Introduction Information sharing is one of the most important activity that cybersecurity researchers do on daily basis. Thanks to “infosharing” activities it is possible to block or, in specific cases, to prevent cyber attacks. Most of the infosharing activities involved in cybersecurity are mostly focused on Indicator of Compromise such as: URL, IPs, Domains and […]

Nowadays Iran’s Cybersecurity capabilities are under microscope, many news sites, gov. agencies and security experts warn about a possible cybersecurity infiltration from Iranian government and alert to increase cybersecurity defensive levels. Today I want to share a quick and short study based on cross correlation between MITRE ATT&CK and Malpedia about some of the main […]

APT28 is a well known Russian cyber espionage group attributed, with a medium level of confidence, to Russian military intelligence agency GRU (by CrowdStrike). It is also known as Sofacy Group (by Kaspersky) or STRONTIUM (by Microsoft) and it’s used to target Aereospace, Defence, Governmente Agencies, International Organizations and Media. Today I’d like to share […]

One year ago I decided to invest in static Malware Analysis automation by setting up a full-stack environment able to grab samples from common opensources and to process them by using Yara rules. I mainly decided to offer to cybersecurity community a public dataset of pre-processed analyses and let them be “searchable” offering PAPI and […]

Introduction During a normal monitoring activity, one of the detection tools hits a suspicious email coming from the validtree.com domain. The domain was protected by a Panama company to hide its real registrant and this condition rang a warning bell on the suspected email so that it required a manual analysis in order to investigate […]